Factor Info

ID 12072
Size 147 digits / 487 bits
Status composite
Value 265226489310422066947756991209059256714853961629599573921015126378089793759856980917677953393846196070089596217200274727672015157371785726086876493

Factorizations

Primary (ID: 4237) 37945127666529000523013 (proven prime)
(ID: 12073) 6989737698112307941595104122402952760080525466038141963791095911350294970818882182939785846764398713599653282661262604097961 (composite)

Primary factorization keeps track of the smallest (known) prime factor. Secondary factorizations are old results kept when a new smaller prime factor is found, which occasionally happens with ECM.